40415361632 has 48 divisors (see below), whose sum is σ = 81296296704. Its totient is φ = 19772160000.

The previous prime is 40415361619. The next prime is 40415361647. The reversal of 40415361632 is 23616351404.

It is a junction number, because it is equal to n+sod(n) for n = 40415361592 and 40415361601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318632 + ... + 427032.

It is an arithmetic number, because the mean of its divisors is an integer number (1693672848).

Almost surely, 2^40415361632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40415361632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40648148352).

40415361632 is an abundant number, since it is smaller than the sum of its proper divisors (40880935072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40415361632 is a wasteful number, since it uses less digits than its factorization.

40415361632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108663 (or 108655 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 40415361632 in words is "forty billion, four hundred fifteen million, three hundred sixty-one thousand, six hundred thirty-two".